<!--
  作者 : 王春春
  时间 : 2019-06-23
  功能 : 商品分类

    表格 => 数据 => 数组
    表单 => 数据 => 对象

    el-table : 表格组件
      - :data="tableData"  显示数据(数组)
    el-table-column : 表格列
      - label 当前列显示的标题文字
      - prop : 读取表格数据里的字段对应的值
    行数由表格数据(数组) 元素的个数决定
   -->
<div>
  <!-- 面包屑 -->
  <el-breadcrumb class="bread" separator-class="el-icon-arrow-right">
    <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
    <el-breadcrumb-item>用户管理</el-breadcrumb-item>
    <el-breadcrumb-item>用户列表</el-breadcrumb-item>
  </el-breadcrumb>
  <!-- 输入框
    slot='append(后面) prepend(前面) '
    -->
  <el-row :gutter="20">
    <el-col :span="8">
      <el-input placeholder="请输入内容" v-model="searchText">
        <el-button
          @click="startQuery"
          slot="append"
          icon="el-icon-search"
        ></el-button>
      </el-input>
    </el-col>
    <el-col :span="8">
      <el-button @click="showAddUserDialog">添加用户</el-button>
    </el-col>
  </el-row>

  <!-- 表格 -->
  <el-table :data="usersData" style="width: 100%">
    <el-table-column prop="username" label="姓名" width="180">
    </el-table-column>
    <el-table-column prop="email" label="邮箱" width="180"> </el-table-column>
    <el-table-column prop="mobile" label="电话"> </el-table-column>
    <el-table-column label="状态">
      <template slot-scope="scope">
        <el-switch
          @change="stateChanged(scope.row)"
          v-model="scope.row.mg_state"
        >
        </el-switch>
      </template>
    </el-table-column>
    <el-table-column label="操作">
      <template slot-scope="scope">
        <el-button
          plain
          size="mini"
          type="primary"
          icon="el-icon-edit"
          @click="showEditUserDialog(scope.row)"
        ></el-button>
        <el-button
          plain
          size="mini"
          type="danger"
          icon="el-icon-delete"
          @click="delUser(scope.row)"
        ></el-button>
        <el-button
          @click="showAssignRoleDialog(scope.row)"
          plain
          size="mini"
          type="success"
          icon="el-icon-check"
          >分配角色</el-button
        >
      </template>
    </el-table-column>
  </el-table>
  <!-- 分页
      total : 总个数
      page-size : 每页的个数
      current-page : 当前页数
    -->
  <el-pagination
    background
    layout="prev, pager, next"
    :total="total"
    :page-size="2"
    :current-page="pagenum"
    @current-change="changeCurPage"
  >
  </el-pagination>

  <!-- 第一个对话框 : 添加用户对话框 -->
  <el-dialog
    @closed="dialogClosed"
    title="添加用户"
    :visible.sync="dialogAddUserVisible"
  >
    <el-form
      :rules="rules"
      :model="addUserForm"
      label-width="80px"
      ref="addUserForm"
    >
      <el-form-item label="用户名" prop="username">
        <el-input v-model="addUserForm.username"></el-input>
      </el-form-item>
      <el-form-item label="密码" prop="password">
        <el-input v-model="addUserForm.password"></el-input>
      </el-form-item>
      <el-form-item label="邮箱" prop="email">
        <el-input v-model="addUserForm.email"></el-input>
      </el-form-item>
      <el-form-item label="手机" prop="mobile">
        <el-input v-model="addUserForm.mobile"></el-input>
      </el-form-item>
    </el-form>
    <div slot="footer">
      <el-button @click="dialogAddUserVisible = false">取 消</el-button>
      <el-button type="primary" @click="addUser">确 定</el-button>
    </div>
  </el-dialog>

  <!-- 第二个对话框 : 编辑用户对话框 -->
  <el-dialog title="编辑用户" :visible.sync="dialogEditUserVisible">
    <el-form :model="editUserForm" label-width="80px">
      <el-form-item label="用户名">
        <el-tag>{{ editUserForm.username }}</el-tag>
      </el-form-item>
      <el-form-item label="邮箱">
        <el-input v-model="editUserForm.email"></el-input>
      </el-form-item>
      <el-form-item label="手机">
        <el-input v-model="editUserForm.mobile"></el-input>
      </el-form-item>
    </el-form>
    <div slot="footer" class="dialog-footer">
      <el-button @click="dialogEditUserVisible = false">取 消</el-button>
      <el-button type="primary" @click="editUser">确 定</el-button>
    </div>
  </el-dialog>

  <!-- 第三个对话框  : 分配角色 -->
  <el-dialog title="分配角色" :visible.sync="dialogAssignRoleVisible">
    <el-form :model="assignRoleForm" label-width="80px">
      <el-form-item label="用户名">
        <el-tag>{{ assignRoleForm.username }}</el-tag>
      </el-form-item>
      <el-form-item label="角色列表">
        <el-select v-model="assignRoleForm.rid" placeholder="请选择角色">
          <!--
            label : 负责显示
            value 负责收集信息
           -->
          <el-option
            v-for="item in rolesData"
            :key="item.id"
            :label="item.roleName"
            :value="item.id"
          ></el-option>
        </el-select>
      </el-form-item>
    </el-form>
    <div slot="footer" class="dialog-footer">
      <el-button @click="dialogAssignRoleVisible = false">取 消</el-button>
      <el-button type="primary" @click="assignRole">确 定</el-button>
    </div>
  </el-dialog>
</div>
